14-20% Impact for 2 seconds on Repeated Hit. Stacks 5 times.
12-24% Rending on Enemy Weak Spot Hit for 3.5s. Stacks 5 times.
10% Critical Chance for every 0.2-0.35 second while aiming. Stacks 10 times. Discharges all stacks upon firing.
Target receives 1-4 Stacks of 2.5% Brittleness on direct projectile hit. Debuff lasts for 5 seconds and can have a maximum of 16 stacks.
This build should really make the bolter and shotgun sing. Might need to be adjusted for reload, but so far the built performs quite well.
Shovel is great for swarms, but choose what you feel is better for you.
If you use the shotgun, it does great and medium and close range, but it shreds armored enemies.